Gunnar Cederqvist

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Lerdala, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing a mineral fiber product
- Patent number 4,251,320
- Issue date Feb 17, 1981
- Rockwool Aktiebolag
- Gunnar N. Cederqvist
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for the manufacture of a mineral fiber sheet
- Patent number 4,193,841
- Issue date Mar 18, 1980
- Rockwool Aktiebolaget
- Gunnar Cederqvist
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for the production of a fiber composite
- Patent number 4,159,224
- Issue date Jun 26, 1979
- Rockwool Aktiebolaget
- Gunnar Cederqvist
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...